Messages in this thread Patch in this message | | | From | "Matthew Wilcox (Oracle)" <> | Subject | [PATCH 09/13] hostfs: Tell the VFS that readpage was synchronous | Date | Thu, 17 Sep 2020 16:10:46 +0100 |
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The hostfs readpage implementation was already synchronous, so use AOP_UPDATED_PAGE to avoid cycling the page lock.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> --- fs/hostfs/hostfs_kern.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c index c070c0d8e3e9..c49221c09c4b 100644 --- a/fs/hostfs/hostfs_kern.c +++ b/fs/hostfs/hostfs_kern.c @@ -455,6 +455,8 @@ static int hostfs_readpage(struct file *file, struct page *page) out: flush_dcache_page(page); kunmap(page); + if (!ret) + return AOP_UPDATED_PAGE; unlock_page(page); return ret; } -- 2.28.0
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